we don't think there's any legitimate reason for the federal government to take this unprecedented action. >> throwing out doma would not require all states to recognize gay marriage, but striking prop 8 possibly could. a number of mainstream religious groups do not support gay marriage. >> authentic, biblical, historic, orthodox christianity has always affirmed marriage being one man and one woman. >> and the court in new york addressed the religious concerns, distinguishing civil marriage from holy matrimony. judge dennis jacob wrote "the law is not concerned with holy matrimony. a state may enforce and dissolve a couple's marriage, but it cannot sanctify or bless it. for that, the pair must go next door." that the country has become more tolerant of homosexuality would seem to be unmistakable, and it may also be irreversible. for religion & ethics newsweekly, i'm tim o'brien in washington. >>> for more on religious groups and same-sex marriage, i am joined by kim lawton, managing editor of this program. kim, this is a tremendously powerful and divisive issue for religious groups is